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ATC-104 TROUBLE DIAGNOSIS 2. CHECK INTAKE SENSOR CIRCUIT BETWEEN INTAKE SENSOR AND AUTO AMP. Disconnect auto amp. harness connector. OK or NG OK >> GO TO 3. NG >> Repair harness or connector. 3. CHECK INTAKE SENSOR Refer to . OK or NG OK >> 1. Replace auto amp. 2. Go to ATC-42, "FUNCTION CONFIRMATION PROCEDURE" and perform self-diagnosis STEP-2. Confirm that code No. 20 is displayed. NG >> 1. Replace intake sensor. 2. Go to ATC-42, "FUNCTION CONFIRMATION PROCEDURE" and perform self-diagnosis STEP-2. Confirm that code No. 20 is displayed. 4. CHECK INTAKE SENSOR CIRCUIT BETWEEN INTAKE SENSOR AND AUTO AMP. Disconnect auto amp. harness connector. OK or NG OK >> 1. Replace auto amp. 2. Go to ATC-42, "FUNCTION CONFIRMATION PRO- and perform self-diagnosis STEP-2. Con- firm that code No. 20 is displayed. NG >> Repair harness or connector. Multiplex Communication Circuit EJS0037K DIAGNOSTIC PROCEDURE FOR MULTIPLEX COMMUNICATION CIRCUIT SYMPTOM: ● A/C system cannot be controlled. Terminal Continuity (+) (-) Intake sensor connector Terminal No. (Wire color) Auto amp. connector Terminal No. (Wire color) M103 2 (B/Y) M110 11 (B/Y) Yes RJIA0820E Terminal Continuity (+) (-) Intake sensor connector Terminal No. (Wire color) Auto amp. connector Terminal No. (Wire color) M103 1 (OR/B) M110 1 (OR/B) Yes RJIA0821E RJIA1716E |